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Finding the Fourth Proportional to 160,875.52, 241,361.71 and 145,006.09

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Solution

The fourth proportional to 160,875.52, 241,361.71 and 145,006.09 is: 217,552.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,875.52 : 241,361.71 = 145,006.09 : x
  2. Step 2: Convert to fraction form
    160,875.52/241,361.71 = 145,006.09/x
  3. Step 3: Cross multiply
    160,875.52x = 241,361.71 × 145,006.09
  4. Step 4: Simplify right side
    160,875.52x = 34,998,916,876.89
  5. Step 5: Solve for x
    x = 34,998,916,876.89/160,875.52
  6. Step 6: Final answer
    x = 217,552.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.